Exhibit 15.1

Consent of Independent Registered Public Accounting Firm

We hereby consent to the incorporation by reference in the Registration Statements on Form F-3 (No. 333-265466), Form F-3ASR (No. 333-279227), and Form S-8 (Nos. 333-264254, 333-266904, 333-269093, and 333-278001) of Genius Sports Limited and Subsidiaries (the “Company”) of our report dated March 17, 2026, relating to the consolidated financial statements of the Company and the effectiveness of internal control over financial reporting of the Company, which appear in this Annual Report on Form 20-F for the year ended December 31, 2025.

 

/s/ WithumSmith+Brown, PC

New York, New York

March 17, 2026